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John Deere 401A

John Deere 401A tractor
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The John Deere 401A is a wheel loader produced from 1972 to 1973. It features two engine options: a 3.3L 4-cylinder diesel and a 3.0L 4-cylinder gasoline engine, both liquid-cooled. The loader offers 63 hp gross and 59 hp net power. Transmission options include an 8-speed gear and an 8-speed power shuttle. It has two-wheel drive with inboard planetary final drives, power steering, and hydraulic wet disc brakes. The operator station is open with ROPS available. Fuel capacity is 19.5 gallons and the hydraulic system holds 13 gallons. The hydraulics are closed center type with 2500 psi pressure and 28 gpm pump flow. The tractor hitch is category II. PTO options include transmission and independent rear PTOs, with 540 and 540/1000 rear PTO types and a 1000 mid PTO. Dimensions include a 79.4 inch wheelbase, 177.3 inch length, 80 inch width, and heights of 55.3 inches (hood) and 87.3 inches (ROPS). Weight ranges from 7600 to 7700 lbs depending on engine type. Tires are 7.50-16 front and 16.9-24 rear. Attachments include a front-end loader with detailed lift, breakout, and bucket specs, and a John Deere 9250 backhoe with detailed digging and transport specs.
John Deere 401Awheel loadertractor3.3L diesel engine3.0L gasoline engine63 hp8-speed transmissionhydraulic systembackhoefront-end loader
Power-
Founded-
Model401A

Technical Specifications

Detailed specifications and technical data for John Deere 401A

Power

Engine:59 hp (44.0 kW)
Engine (net):59 hp (44.0 kW)
Engine (gross):63 hp (47.0 kW)

Engine

Torque:145 lb-ft (196.6 Nm)
Options:John Deere 3.3L 4-cyl diesel, John Deere 3.0L 4-cyl gasoline
Idle RPM:800-2650
Rated RPM:2500
Torque RPM:1300
Air cleaner:dry
Bore/Stroke:3.86x4.31 inches (98 x 109 mm)
Compression:16.7:1
Power (net):59 hp (44.0 kW)
Displacement:202 ci (3.3 L)
Oil capacity:6 qts (5.7 L)
Diesel engine:John Deere 3.3L 4-cylinder liquid-cooled diesel
Power (gross):63 hp (47.0 kW)
Starter volts:12
Gasoline Power:59 hp (44.0 kW)
Gasoline engine:John Deere 3.0L 4-cylinder liquid-cooled gasoline
Coolant capacity:12 qts (11.4 L)
Gasoline Rated RPM:2500
Gasoline Bore/Stroke:3.86x3.86 inches (98 x 98 mm)
Gasoline Oil capacity:6 qts (5.7 L)
Gasoline displacement:180 ci (3.0 L)
Intake valve clearance:0.014 inches (0.356 mm)
Exhaust valve clearance:0.018 inches (0.457 mm)
Gasoline Coolant capacity:12 qts (11.4 L)

Capacity

Fuel:19.5 gal (73.8 L)
Hydraulic system:13 gal (49.2 L)

Hydraulics

Type:closed center
Capacity:13 gal (49.2 L)
Pressure:2500 psi (172.4 bar)
Pump flow:28 gpm (106.0 lpm)

Mechanical

Drive:Two-wheel drive
Brakes:Hydraulic wet disc brakes
Final drives:inboard planetary
Power steering:Yes
Operator station:Open operator station. ROPS available.

Production

Type:Wheel Loader
Years made:1972 - 1973

Attachments

Loader

Boom rod:1.75 inches (4 cm)
Breakout:4800 lbs (2177 kg)
Dump time:1.3s
Bucket rod:1.25 inches (3 cm)
Dump angle:50°
Lower time:2.3s
Raise time:3.5s
Bucket width:65.5 inches (166 cm), 81.125 inches (206 cm)
Boom cylinder:2.75 inches (6 cm)
Reach (dumped):29 inches (73 cm)
Bucket cylinder:2.5 inches (6 cm)
Height (at pin):3200 inches (8128 cm)
Clearance (dumped):99 inches (251 cm)
Lift (full at pin):122 lbs (55 kg)
Rollback (ground line):30°

Backhoe

Model:John Deere 9250 Backhoe
Weight:2680 lbs (1215 kg)
Swing Arc:180°
Bucket force:6750 lbs (3061 kg)
Digging depth:166 inches (421 cm)
Loading height:135 inches (342 cm)
Reach from pivot:209 inches (530 cm)
Transport height:134 inches (340 cm)
2-Foot flat digging depth:160 inches (406 cm)
Overview:Front-end loader, Backhoe

Transmission

Options:8-speed gear, 8-speed power shuttle
Gear type:gear
Gears (gear type):8 forward and 4 reverse
Clutch (gear type):279mm dry disc
Power shuttle type:power shuttle
Gears (power shuttle):8 forward and reverse
Clutch (power shuttle):hydraulic wet disc

Tractor hitch

Rear Type:II

Dimensions & Tires

Width:80 inches (203 cm)
Length:177.3 inches (450 cm)
Rear tire:16.9-24
Wheelbase:79.4 inches (201 cm)
Front tire:7.50-16
Rear tread:62 inches (157 cm)
Front tread:56 inches (142 cm)
Diesel Weight:7700 lbs (3492 kg)
Height (ROPS):87.3 inches (221 cm)
Height (hood):55.3 inches (140 cm)
Gasoline Weight:7600 lbs (3447 kg)
Clearance (rear axle):13.25 inches (33 cm)
Clearance (front axle):18 inches (45 cm)

Power Take-off (PTO)

Rear PTO:transmission Optional
Mid PTO Type:1000
Rear PTO Type:540, 540/1000
Rear PTO independent:Optional